Impedance - H3C MSR 20-20 Command Reference Manual

2598 C 173: V IP C
HAPTER O

impedance

Syntax
View
Parameter
Description
Example
C
ONFIGURATION OMMANDS
impedance { country-name | R550 | R600 | R650 | R700 | R750 | R800 | R850 | R900 |
R950 }
undo impedance
Analog FXO voice subscriber line view
country-name: Specifies a country so that its impedance standard is used. It can be
Australia, Austria, Belgium-Long, Belgium-Short, Brazil, China, Czech-Republic,
Denmark, ETSI-Harmanized, Finland, France, German-Swiss, Greece, Hungary,
India, Italy, Japan, Korea, Mexico, Netherlands, Norway, Portugal, Slovakia, Spain,
Sweden, U.K.: US-Loaded-Line, US-Non-Loaded, or US-Special-Service.
R550: 550-ohm real impedance.
R600: 600-ohm real impedance.
R650: 650-ohm real impedance.
R700: 700-ohm real impedance.
R750: 750-ohm real impedance.
R800: 800-ohm real impedance.
R850: 850-ohm real impedance.
R900: 900-ohm real impedance.
R950: 950-ohm real impedance.
Use the
impedance
an FXO voice subscriber line.
Use the
undo impedance
By default, the electrical impedance on the FXO voice subscriber line applies to
China.
You can specify an impedance value by specifying the country where the value
applies. You may just input the leading letters that uniquely identify a country
without inputting a complete country name, however.
# Configure the current electric impedance to r600 on voice subscriber line 1/0.
<Sysname> system-view
[Sysname] voice-setup
[Sysname-voice] subscriber-line 1/0
[Sysname-voice-line1/0] impedance r600
command to configure the current electrical impedance on
command to restore the default.